Duplex Steel S31803 Fasteners

UNS S31803 Fasteners, DIN 2.4375 Fasteners

We are Manufacturer, Supplier & Exporter of Duplex Stainless Steel S31803 Fasteners (S31803), Duplex Steel S31803 Fasteners in various sizes, dimensions and standards at market leading prices. These Fasteners are available from Stock M3 – M56 | 3/6″ to 2″ | Custom Sizes in various Standerds as Duplex Steel UNS S31803 Bolts, Duplex  Steel S31803 Washers, Duplex Steel S31803 Nuts, Hex Bolts, Studs, Heavy Hex Nuts, Screw. If you do not find the size you are looking for or if you need Other Type of Fasteners please do contact us [email protected] .

Specification Of Duplex S31803 Fasteners

Standard ASTM A479 / A194, ASME SA479 / SA194
Size M 02 to M 33
Length 3 mm to 200 mm
Threads: METRIC, BSW, BSF, UNC, UNF or as required
Standard: DIN, ISO, JIS, GB, IS, BS, ASTM, ANSI – American National Standards Institute
  • ANSI B 18.2.4 2M
  • ANSI B 28.2.4 1M
  • Stud Bolt length are defined in ASME B16.5 standard
  • Hex nuts are defined in ASME B18.2.2
  • ASME B18.5
  • BS en iso 3506

DIN: DIN 931, DIN 933, DIN 934, DIN 970

UTS – Unified Thread Standard : UNC, UNF, UNEF, UNS, NPT, NPTF

ISO – International Organization for Standardization : ISO 4032, ISO 4033, JIS standards
Scope of Manufacturer
  • Up to M36 / 1-1/2” Dia, up to 1100mm lg
  • CNC Machined Fasteners, up to M100 / 4” Dia, up to 1500mm lg
Dia M6 to M64 (1/4" - 2.5")
Length 12 MM - 500 MM (Upto 20 Inch)
IS 1363, 1364
DIN 931, 933
ISO ISO 3506
Form of: Hex, Square, Round, Threading as per Gauge Etc.
Head Drive: Phillips, Slotted, Phillips/Slot, Six-Lobe, etc
Test Certificate: Manufacturer Test Certificate as per EN 10204 / 3.1
Finishing: Zinc (yellow, white, blue, black), black oxide, , Geometry, Dacroment, anodizing, nickel plated, plated zinc-nickel, Passivated, Self-Colour, Hot Dip Galvanised (HDG), Bright Zinc Plated (BZP), Sherardized, Mechanically Applied coating and some special one like DACROMET
Production Process M2-M24: Cold Froging, hot forging M24-M100, , machining and CNC for Customized connecting element
Types Nuts, Bolts, Screws, Socket Screw, Sockets, Studs, Screw, Nut, Spring Washers, Hex Set Screw, Socket Hexagon Head Screw, Cap Screw, Wing Screw, Pan Head Screw, Machine Screw, Socket Head Cap Screw, Allen Cap screw, Wing Screw, Washers, Studs, Anchors, Hex Nut,Marine Anchors, Hexagon Nut, Hex Coupling Nut, Hex Domed Cap Nuts, Square Nut, Stud Bolts, Hex Head Bolts, Anchor Bolt, U- Bolts, J Bolts, T-Head Bolts, Mushroom Head Square Neck Bolts, Eye Bolt, Foundation Bolts, Structural Bolts

Equivalent Grades

STANDARD UNS WERKSTOFF NR.
Duplex S31803 S31803 1.4462

Chemical Composition

S31803 C N P Si Mn Mo Fe Cr S Ni
1.0 0.03 0.02 2.0 3.0 – 3.5 22.0 – 23.0 0.03 4.5 – 6.5 0.14 – 0.2 Bal

Mechanical Properties

S31803 Density Melting Point Yield Strength (0.2%Offset) Tensile Strength Elongation
7.8 g/cm3 1350 °C (2460 °F) Psi – 80000 , MPa – 550 Psi – 116000 , MPa – 800 15 %